moved background path buffer management into walk.cpp

svn-id: r26117

1 files changed, 21 insertions, 6 deletions

diff --git a/engines/parallaction/walk.cpp b/engines/parallaction/walk.cpp
index 8c456f595f..8a1f229cb2 100644
--- a/engines/parallaction/walk.cpp
+++ b/engines/parallaction/walk.cpp
@@ -24,15 +24,18 @@
 #include "parallaction/parallaction.h"
 #include "parallaction/commands.h"
 #include "parallaction/graphics.h"
+#include "parallaction/walk.h"
 #include "parallaction/zone.h"
 
 namespace Parallaction {
 
 uint16 walkFunc1(int16, int16, WalkNode *);
-uint16 queryPath(uint16 x, uint16 y);
+
 
 WalkNode _NULL_WALKNODE = { {NULL, NULL}, 0, 0 };
 
+static byte		*_buffer;
+
 static uint16 _doorData1 = 1000;
 static Zone *_zoneTrap = NULL;
 
@@ -230,11 +233,6 @@ WalkNode *buildWalkPath(uint16 x, uint16 y) {
 }
 
 
-uint16 queryPath(uint16 x, uint16 y) {
-	return _vm->_gfx->queryPath(x, y);
-}
-
-
 //
 //	x,y : top left coordinates
 //
@@ -481,5 +479,22 @@ uint16 checkDoor() {
 	return _yourself._frame;
 }
 
+uint16 queryPath(uint16 x, uint16 y) {
+
+	byte _al = _buffer[y*40 + x/8];
+	byte _dl = 1 << (x % 8);
+
+	return _al & _dl;
+
+}
+
+void setPath(byte *path) {
+	memcpy(_buffer, path, SCREENPATH_WIDTH*SCREEN_HEIGHT);
+}
+
+void initWalk() {
+	_buffer = (byte*)malloc(SCREENPATH_WIDTH * SCREEN_HEIGHT);
+}
+
 } // namespace Parallaction